Submersible Grundfos Drainage Pumps (DP) cover a motor range of 0.9-2.6 kW. The pumps are fitted with a semi-open multi-vane impeller capable of handling solids up to 10 mm in size.
General information:
Product name: DP10.50.15.E.2.50B
Product No: 96877503
EAN number: 5700312521389
Technical:
Rated flow: 6.65 l/s
Maximum flow: 11.9 l/s
Rated head: 13.4 m
Maximum head: 19.5 m
Type of impeller: SEMI OPEN
Max. Particle: 10 mm
Primary shaft seal: SIC/SIC
Max. hydraulic efficiency: 66 %
Curve tolerance: ISO9906:2012 3B2
Materials:
Pump housing: Cast iron
Pump housing: EN-JL-1030
Impeller: Cast iron
Impeller: EN-GJS-500-7
Installation:
Range of ambient temperature: 0 .. 40 °C
Maximum operating pressure: 6 bar
Type of connection: R
Pump outlet: R 2
Pressure rating for connection: PN 10
Maximum installation depth: 7 m
Inst dry/wet: SUBMERGED
Installation: V
Liquid:
Liquid temperature range: 0 .. 40 °C
Selected liquid temperature: 20 °C
Density: 998.2 kg/m³
Electrical data:
Power input P1: 2.2 kW
Rated power – P2: 1.5 kW
Mains frequency: 50 Hz
Rated voltage: 3 x 400-415 V
Voltage tolerance: +6/-10 %
Max starts per hour: 30
Rated current: 3.8 A
Rated current at 3/4 load: 3 A
Rated current at 1/2 load: 2.4 A
Starting current: 21 A
Rated current at no load: 1.9 A
Cos phi – power factor: 0.88
Cos phi – p.f. at no load: 0.29
Cos phi – p.f. at 3/4 load: 0.81
Cos phi – p.f. at 1/2 load: 0.71
Rated speed: 2720 rpm
Locked-rotor torque: 11 Nm
Breakdown torque: 12 Nm
Moment of inertia: 0.0036 kg m²
Motor efficiency at full load: 67 %
Motor efficiency at 3/4 load: 68 %
Motor efficiency at 1/2 load: 63 %
Number of poles: 2
Start. method: DOL
Enclosure class (IEC 34-5): IP68
Insulation class (IEC 85): F
Explosion proof: no
Built-in motor protection: THERMAL SWITCH
Power cable type: 07RN8-F
Length of power cable: 10 m
Power plug: No plug
Controls:
Control box: N
Additional I/O: Build in
Moisture sensor: N
Water-in-oil sensor: N
AUTOADAPT: Yes
Others:
Net weight: 47.5 kg
Gross weight: 52.9 kg
Danish VVS No.: 391291632
Swedish RSK No.: 5885994
Finnish LVI No.: 4822615
Norwegian NRF no.: 9045583
















